import Taro from "@tarojs/taro";

/**
 * 环境配置：从 config/env.config.ts 经 defineConstants 注入
 * 构建时由 config/index.ts 根据 APP_ENV 选择并注入
 */
export type EnvType = "dev" | "dev_local" | "sit" | "pr";

export interface EnvConfig {
  name: string;
  apiBaseURL: string;
  ossBaseURL: string;
  timeout: number;
  enableLog: boolean;
  enableMock: boolean;
  customerService: {
    corpId: string;
    serviceUrl: string;
  };
}

// 从 defineConstants 注入的编译时常量读取
const getInjectedConfig = (): EnvConfig => ({
  name: process.env.APP_ENV || "dev",
  apiBaseURL: process.env.API_BASE_URL || "",
  ossBaseURL: process.env.OSS_BASE_URL || "",
  timeout: Number(process.env.TIMEOUT) || 10000,
  enableLog: process.env.ENABLE_LOG === "true",
  enableMock: false,
  customerService: {
    corpId: process.env.CUSTOMER_CORP_ID || "",
    serviceUrl: process.env.CUSTOMER_SERVICE_URL || "",
  },
});

export const getCurrentEnv = (): EnvType =>
  (process.env.APP_ENV as EnvType) || "dev";

export const getCurrentConfig = (): EnvConfig => getInjectedConfig();

export const isDevelopment = (): boolean =>
  getCurrentEnv() === "dev" || getCurrentEnv() === "dev_local" || getCurrentEnv() === "sit";

export const isProduction = (): boolean => getCurrentEnv() === "pr";

export const getEnvInfo = () => {
  const config = getCurrentConfig();
  return {
    env: getCurrentEnv(),
    config,
    taroEnv: (Taro as any).getEnv?.(),
    platform:
      (Taro as any).getEnv?.() === (Taro as any).ENV_TYPE?.WEAPP
        ? "微信小程序"
        : (Taro as any).getEnv?.() === (Taro as any).ENV_TYPE?.WEB
          ? "Web"
          : "未知",
  };
};

export default getCurrentConfig();